2531: The best quality of hard wood for the manufacture of furniture is obtained from
(a) Cedrus deodara
(b) Pinus longifolia
(c) Dalbergia sissio
(d) Mangifera indica
2532: Which of the following is / are the characteristic / characteristics of Indian coal?
1. High ash content
2. Low sulphur content
3. Low ash fusion temperature
Select the correct answer using the codes given below.
(a) 1 and 2 only
(b) 2 only
(c) 1 and 3 only
(d) 1, 2 and 3
2533: Two trains, each being 120 metres long, are running on parallel tracks in opposite directions at 40 metres/minute and 20 metres/minute respectively. How much time will they take to cross each other?
(a) 1 minute
(b) 2 minutes
(c) 3 minutes
(d) 4 minutes
2534: Consider a specific point on the surface of the earth (say, the city of Delhi). The temperature at a given time of day (say, 12.00 noon) will in general be higher in summer than in winter. This is because
(a) the earth is closer to the sun in summer than in winter.
(b) sun-rays falling on the earth are inclined more towards the surface of the earth in winter.
(c) evaporation of water from atmospheric precipitation occurring in winter alone.
(d) the axis of the earth is inclined more towards the sun in summer.
2535: Building Kalyaana Mandapas was a notable feature in the temple construction in the kingdom of
(a) Chalukya
(b) Chandela
(c) Rashtrakuta
(d) Vijayanagara